she shuddered at the thought that she could have been killed...为什么用at.这是同位语从句吗
问题描述：
she shuddered at the thought that she could have been killed...为什么用at.这是同位语从句吗
答
shudder (vi.) 指（因恐惧、寒冷或想到不快的事而短暂地）打颤,颤抖
短语：shudder at 对...感到恐惧
shudder to do sth.恐惧做某事
（我在电子词典上查的,应该准确）
that后面是同位语从句,句子解释thought的具体内容